package chatclient;

import org.jdesktop.application.Action;
import org.jdesktop.application.ResourceMap;
import org.jdesktop.application.SingleFrameApplication;
import org.jdesktop.application.FrameView;
import org.jdesktop.application.TaskMonitor;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.io.PrintStream;
import javax.swing.Timer;
import javax.swing.Icon;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JTextField;

/**
 * The application's main frame.
 *
 * @author Ciaran Liedeman
 * @version 0,4
 */
public class ChatClientView extends FrameView {

    Client client = null;

    public ChatClientView(SingleFrameApplication app) {
        super(app);

        initComponents();

        /* Redirect output stream to jtext area */
        System.setOut(new PrintStream(new TextAreaStream(chatArea), true));
        client = new Client();

        // status bar initialization - message timeout, idle icon and busy animation, etc
        ResourceMap resourceMap = getResourceMap();
        int messageTimeout = resourceMap.getInteger("StatusBar.messageTimeout");
        messageTimer = new Timer(messageTimeout, new ActionListener() {

            public void actionPerformed(ActionEvent e) {
                statusMessageLabel.setText("");
            }
        });
        messageTimer.setRepeats(false);
        int busyAnimationRate = resourceMap.getInteger("StatusBar.busyAnimationRate");
        for (int i = 0; i < busyIcons.length; i++) {
            busyIcons[i] = resourceMap.getIcon("StatusBar.busyIcons[" + i + "]");
        }
        busyIconTimer = new Timer(busyAnimationRate, new ActionListener() {

            public void actionPerformed(ActionEvent e) {
                busyIconIndex = (busyIconIndex + 1) % busyIcons.length;
                statusAnimationLabel.setIcon(busyIcons[busyIconIndex]);
            }
        });
        idleIcon = resourceMap.getIcon("StatusBar.idleIcon");
        statusAnimationLabel.setIcon(idleIcon);
        progressBar.setVisible(false);

        // connecting action tasks to status bar via TaskMonitor
        TaskMonitor taskMonitor = new TaskMonitor(getApplication().getContext());
        taskMonitor.addPropertyChangeListener(new java.beans.PropertyChangeListener() {

            public void propertyChange(java.beans.PropertyChangeEvent evt) {
                String propertyName = evt.getPropertyName();
                if ("started".equals(propertyName)) {
                    if (!busyIconTimer.isRunning()) {
                        statusAnimationLabel.setIcon(busyIcons[0]);
                        busyIconIndex = 0;
                        busyIconTimer.start();
                    }
                    progressBar.setVisible(true);
                    progressBar.setIndeterminate(true);
                } else if ("done".equals(propertyName)) {
                    busyIconTimer.stop();
                    statusAnimationLabel.setIcon(idleIcon);
                    progressBar.setVisible(false);
                    progressBar.setValue(0);
                } else if ("message".equals(propertyName)) {
                    String text = (String) (evt.getNewValue());
                    statusMessageLabel.setText((text == null) ? "" : text);
                    messageTimer.restart();
                } else if ("progress".equals(propertyName)) {
                    int value = (Integer) (evt.getNewValue());
                    progressBar.setVisible(true);
                    progressBar.setIndeterminate(false);
                    progressBar.setValue(value);
                }
            }
        });
    }

    @Action
    public void showAboutBox() {
        if (aboutBox == null) {
            JFrame mainFrame = ChatClientApp.getApplication().getMainFrame();
            aboutBox = new ChatClientAboutBox(mainFrame);
            aboutBox.setLocationRelativeTo(mainFrame);
        }
        ChatClientApp.getApplication().show(aboutBox);
    }

    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    @SuppressWarnings("unchecked")
    // <editor-fold defaultstate="collapsed" desc="Generated Code">//GEN-BEGIN:initComponents
    private void initComponents() {

        mainPanel = new javax.swing.JPanel();
        jScrollPane1 = new javax.swing.JScrollPane();
        chatArea = new javax.swing.JTextArea();
        menuBar = new javax.swing.JMenuBar();
        javax.swing.JMenu fileMenu = new javax.swing.JMenu();
        menuConnect = new javax.swing.JMenuItem();
        menuDisconnect = new javax.swing.JMenuItem();
        javax.swing.JMenuItem exitMenuItem = new javax.swing.JMenuItem();
        javax.swing.JMenu helpMenu = new javax.swing.JMenu();
        javax.swing.JMenuItem aboutMenuItem = new javax.swing.JMenuItem();
        statusPanel = new javax.swing.JPanel();
        statusMessageLabel = new javax.swing.JLabel();
        statusAnimationLabel = new javax.swing.JLabel();
        progressBar = new javax.swing.JProgressBar();
        sendButton = new javax.swing.JButton();
        messageBox = new javax.swing.JTextField();
        clearButton = new javax.swing.JButton();

        mainPanel.setName("mainPanel"); // NOI18N

        jScrollPane1.setName("jScrollPane1"); // NOI18N

        chatArea.setColumns(20);
        chatArea.setEditable(false);
        chatArea.setRows(5);
        chatArea.setName("chatArea"); // NOI18N
        jScrollPane1.setViewportView(chatArea);

        javax.swing.GroupLayout mainPanelLayout = new javax.swing.GroupLayout(mainPanel);
        mainPanel.setLayout(mainPanelLayout);
        mainPanelLayout.setHorizontalGroup(
            mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(mainPanelLayout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jScrollPane1, javax.swing.GroupLayout.DEFAULT_SIZE, 421, Short.MAX_VALUE)
                .addContainerGap())
        );
        mainPanelLayout.setVerticalGroup(
            mainPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(mainPanelLayout.createSequentialGroup()
                .addContainerGap()
                .addComponent(jScrollPane1, javax.swing.GroupLayout.PREFERRED_SIZE, 199, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
        );

        menuBar.setName("menuBar"); // NOI18N

        org.jdesktop.application.ResourceMap resourceMap = org.jdesktop.application.Application.getInstance(chatclient.ChatClientApp.class).getContext().getResourceMap(ChatClientView.class);
        fileMenu.setText(resourceMap.getString("fileMenu.text")); // NOI18N
        fileMenu.setName("fileMenu"); // NOI18N

        menuConnect.setText(resourceMap.getString("menuConnect.text")); // NOI18N
        menuConnect.setName("menuConnect"); // NOI18N
        menuConnect.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                menuConnectActionPerformed(evt);
            }
        });
        fileMenu.add(menuConnect);

        menuDisconnect.setText(resourceMap.getString("menuDisconnect.text")); // NOI18N
        menuDisconnect.setName("menuDisconnect"); // NOI18N
        menuDisconnect.addActionListener(new java.awt.event.ActionListener() {
            public void actionPerformed(java.awt.event.ActionEvent evt) {
                menuDisconnectActionPerformed(evt);
            }
        });
        fileMenu.add(menuDisconnect);

        javax.swing.ActionMap actionMap = org.jdesktop.application.Application.getInstance(chatclient.ChatClientApp.class).getContext().getActionMap(ChatClientView.class, this);
        exitMenuItem.setAction(actionMap.get("quit")); // NOI18N
        exitMenuItem.setName("exitMenuItem"); // NOI18N
        fileMenu.add(exitMenuItem);

        menuBar.add(fileMenu);

        helpMenu.setText(resourceMap.getString("helpMenu.text")); // NOI18N
        helpMenu.setName("helpMenu"); // NOI18N

        aboutMenuItem.setAction(actionMap.get("showAboutBox")); // NOI18N
        aboutMenuItem.setName("aboutMenuItem"); // NOI18N
        helpMenu.add(aboutMenuItem);

        menuBar.add(helpMenu);

        statusPanel.setName("statusPanel"); // NOI18N

        statusMessageLabel.setName("statusMessageLabel"); // NOI18N

        statusAnimationLabel.setHorizontalAlignment(javax.swing.SwingConstants.LEFT);
        statusAnimationLabel.setName("statusAnimationLabel"); // NOI18N

        progressBar.setName("progressBar"); // NOI18N

        sendButton.setText(resourceMap.getString("sendButton.text")); // NOI18N
        sendButton.setName("sendButton"); // NOI18N
        sendButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                sendButtonMouseClicked(evt);
            }
        });

        messageBox.setText(resourceMap.getString("messageBox.text")); // NOI18N
        messageBox.setName("messageBox"); // NOI18N
        messageBox.addKeyListener(new java.awt.event.KeyAdapter() {
            public void keyPressed(java.awt.event.KeyEvent evt) {
                messageBoxKeyPressed(evt);
            }
        });

        clearButton.setText(resourceMap.getString("clearButton.text")); // NOI18N
        clearButton.setName("clearButton"); // NOI18N
        clearButton.addMouseListener(new java.awt.event.MouseAdapter() {
            public void mouseClicked(java.awt.event.MouseEvent evt) {
                clearButtonMouseClicked(evt);
            }
        });

        javax.swing.GroupLayout statusPanelLayout = new javax.swing.GroupLayout(statusPanel);
        statusPanel.setLayout(statusPanelLayout);
        statusPanelLayout.setHorizontalGroup(
            statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(statusPanelLayout.createSequentialGroup()
                .addContainerGap()
                .addGroup(statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(statusPanelLayout.createSequentialGroup()
                        .addComponent(statusMessageLabel)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(sendButton)
                        .addGap(18, 18, 18)
                        .addComponent(clearButton)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED, 145, Short.MAX_VALUE)
                        .addComponent(progressBar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
                        .addComponent(statusAnimationLabel))
                    .addComponent(messageBox, javax.swing.GroupLayout.DEFAULT_SIZE, 421, Short.MAX_VALUE))
                .addContainerGap())
        );
        statusPanelLayout.setVerticalGroup(
            statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
            .addGroup(statusPanelLayout.createSequentialGroup()
                .addGap(20, 20, 20)
                .addComponent(messageBox, javax.swing.GroupLayout.PREFERRED_SIZE, 27, javax.swing.GroupLayout.PREFERRED_SIZE)
                .addGroup(statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
                    .addGroup(statusPanelLayout.createSequentialGroup()
                        .addGap(18, 18, 18)
                        .addGroup(statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(statusMessageLabel)
                            .addComponent(statusAnimationLabel)
                            .addComponent(progressBar, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)))
                    .addGroup(statusPanelLayout.createSequentialGroup()
                        .addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
                        .addGroup(statusPanelLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
                            .addComponent(sendButton)
                            .addComponent(clearButton))))
                .addContainerGap())
        );

        setComponent(mainPanel);
        setMenuBar(menuBar);
        setStatusBar(statusPanel);
    }// </editor-fold>//GEN-END:initComponents

    public void sendMessage() {
        if (client.isConnected()) {
            client.sendMessage(messageBox.getText());
            messageBox.setText("");
        }
    }

    private void sendButtonMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_sendButtonMouseClicked
        client.sendMessage(messageBox.getText());
        messageBox.setText("");
    }//GEN-LAST:event_sendButtonMouseClicked

    private void messageBoxKeyPressed(java.awt.event.KeyEvent evt) {//GEN-FIRST:event_messageBoxKeyPressed
        if (evt.getKeyCode() == 10) {
            client.sendMessage(messageBox.getText());
            messageBox.setText("");
        }
}//GEN-LAST:event_messageBoxKeyPressed

    /** Connect client to server */
    private void menuConnectActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_menuConnectActionPerformed

        JTextField nick = new JTextField();
        JTextField host = new JTextField("localhost");

        Object[] ports = {3001, 3002, 3003, 3004, 3005};
        JComboBox port = new JComboBox(ports);

        Object[] components = {"Nickname",
            nick, "Server Address", host,
            "Port",
            port};

        //Custom button text
        Object[] options = {"Cancel", "Connect"};
        int n = JOptionPane.showOptionDialog(mainPanel,
                components,
                "Connection Settings",
                JOptionPane.YES_NO_OPTION,
                JOptionPane.QUESTION_MESSAGE,
                null,
                options,
                options[1]);

        if (n == 0) {           // Cancel
            return;
        } else if (n == 1) {    // Conect
            client.connect((Integer)port.getSelectedItem(), host.getText(), nick.getText());
        }
    }//GEN-LAST:event_menuConnectActionPerformed

    private void clearButtonMouseClicked(java.awt.event.MouseEvent evt) {//GEN-FIRST:event_clearButtonMouseClicked
        chatArea.setText("");
    }//GEN-LAST:event_clearButtonMouseClicked

    private void menuDisconnectActionPerformed(java.awt.event.ActionEvent evt) {//GEN-FIRST:event_menuDisconnectActionPerformed
        client.disconnect();
}//GEN-LAST:event_menuDisconnectActionPerformed

    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JTextArea chatArea;
    private javax.swing.JButton clearButton;
    private javax.swing.JScrollPane jScrollPane1;
    private javax.swing.JPanel mainPanel;
    private javax.swing.JMenuBar menuBar;
    private javax.swing.JMenuItem menuConnect;
    private javax.swing.JMenuItem menuDisconnect;
    private javax.swing.JTextField messageBox;
    private javax.swing.JProgressBar progressBar;
    private javax.swing.JButton sendButton;
    private javax.swing.JLabel statusAnimationLabel;
    private javax.swing.JLabel statusMessageLabel;
    private javax.swing.JPanel statusPanel;
    // End of variables declaration//GEN-END:variables
    private final Timer messageTimer;
    private final Timer busyIconTimer;
    private final Icon idleIcon;
    private final Icon[] busyIcons = new Icon[15];
    private int busyIconIndex = 0;
    private JDialog aboutBox;
}
